PSI is a focused CRO. We concentrate on select indications in Phase 2 and 3, including oncology, hematology, and IBD. That is where our processes add the most value.

I invite you to work with me directly to learn more about all that PSI has to offer. I look forward to working with you!

Nicole Legler

Director, Business Development
Mobile: +1 (813) 255-5430

Focused and specialized global CRO

Clinical trial sponsors working in oncology, hematology, IBD, infectious diseases, multiple sclerosis, and many rare diseases around the world rely on PSI’s guidance and experience, knowing we’re specialized and committed to delivering some of the most complex clinical projects in the industry.

Learn more with the resources below

Our mission is to be the best CRO in the world as measured by our employees, clients, investigators, and vendors.

Learn how our team built a strong, lasting partnership with a sponsor to deliver 10 pivotal studies for a future blockbuster drug.

Running oncology studies globally. We plan and execute seamless clinical trials with novel study designs.
PSI is one, if not the only, CRO that has been engaged extensively in gene therapy trials by half a dozen biotech sponsors.
As the need for clinical trials in Crohn’s disease and ulcerative colitis grows, CRO collaboration matters more than ever.


For radiopharmaceutical clinical trials, cooperation and coordination on a global scale is a must.
Consistent delivery on dozens of MS trials, expert knowledge of running placebo-controlled MS trials around the world.
Predictable enrollment and deep connections to sites and staff. PSI is an antibiotic powerhouse.
The challenges of rare disease research, a global approach. Predictability in rare disease clinical trials.